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Finding the Fourth Proportional to 65,179.69, 89,947.98 and 35,371.69

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Solution

The fourth proportional to 65,179.69, 89,947.98 and 35,371.69 is: 48,812.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,179.69 : 89,947.98 = 35,371.69 : x
  2. Step 2: Convert to fraction form
    65,179.69/89,947.98 = 35,371.69/x
  3. Step 3: Cross multiply
    65,179.69x = 89,947.98 × 35,371.69
  4. Step 4: Simplify right side
    65,179.69x = 3,181,611,839.82
  5. Step 5: Solve for x
    x = 3,181,611,839.82/65,179.69
  6. Step 6: Final answer
    x = 48,812.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.